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Anuta_ua [19.1K]
2 years ago
13

A scientist is studying a new chemical he hopes will prevent insects from eating raspberry bushes. he sprays the chemical on a r

aspberry bush and places it with an unsprayed blackberry bush and some insects in a sealed room. He observes insects eating the blackberry bush, but not the raspberry bush. He concludes that the chemical works. This situation is an example of?
Biology
1 answer:
Law Incorporation [45]2 years ago
7 0
What're the choices? :)
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